Home / 94,411.26-141,676.65-85,544.66

Finding the Fourth Proportional to 94,411.26, 141,676.65 and 85,544.66

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Solution

The fourth proportional to 94,411.26, 141,676.65 and 85,544.66 is: 128,371.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,411.26 : 141,676.65 = 85,544.66 : x
  2. Step 2: Convert to fraction form
    94,411.26/141,676.65 = 85,544.66/x
  3. Step 3: Cross multiply
    94,411.26x = 141,676.65 × 85,544.66
  4. Step 4: Simplify right side
    94,411.26x = 12,119,680,145.81
  5. Step 5: Solve for x
    x = 12,119,680,145.81/94,411.26
  6. Step 6: Final answer
    x = 128,371.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.